Multi-contrast atherosclerosis characterization (MATCH) of carotid plaque with a single 5-min scan: technical development and clinical feasibility

Table 3 Artery-based composition analyses: MATCH vs. Conventional protocol

Artery		LRNC		IPH		CA		LM
Artery	Stenosis by Ultrasound (%)	MATCH	Conv.	MATCH	Conv.	MATCH	Conv.	MATCH	Conv.
P1.R	50%	+	+	+	+	+	+	+	+
P2.R	75%	+	+	+	+	+	+	+	+
P2.L	50%	-	-	-	-	+	+	+	+
P3.R	70%	+ (-)*	+ (-)	+	+	-	-	-	+
P3.L	75%	+ (-)	+ (-)	+	+	+	+	+	+
P4.R	50%	+	+	-	-	+	-	+	+
P4.L	50%	+	+	+	+	+	+	+	+
P5.L	75%	-	-	-	-	+	+	-	-
P6.R	50%	+	+	-	-	+	-	+	+
P6.L	50%	+	+	-	-	+	+	+	+
Kappa (p-value)		1.0 (0.002)		1.0 (0.002)		0.41 (0.107)		0.62 (0.035)

LRNC: lipid-rich necrotic core; IPH: intra-plaque hemorrhage; CA: calcification; LM: loose matrix. Conv.: Conventional protocol. +: detected; -: undetected. *The symbol in the parenthesis denotes the results when only IPH-free slices were read.

ISSN: 1532-429X